Home / 122,601.45-183,993.44-91,084.89

Finding the Fourth Proportional to 122,601.45, 183,993.44 and 91,084.89

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Solution

The fourth proportional to 122,601.45, 183,993.44 and 91,084.89 is: 136,695.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,601.45 : 183,993.44 = 91,084.89 : x
  2. Step 2: Convert to fraction form
    122,601.45/183,993.44 = 91,084.89/x
  3. Step 3: Cross multiply
    122,601.45x = 183,993.44 × 91,084.89
  4. Step 4: Simplify right side
    122,601.45x = 16,759,022,243.12
  5. Step 5: Solve for x
    x = 16,759,022,243.12/122,601.45
  6. Step 6: Final answer
    x = 136,695.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.